<!DOCTYPE html>
<html>

	<head>
		<meta charset="utf-8">
		<title>layui</title>
		<meta name="renderer" content="webkit">
		<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
		<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
		<link rel="stylesheet" href="../../lib/layui/css/layui.css" media="all">
		<link rel="stylesheet" href="../../css/font.css">
    <link rel="stylesheet" href="../../css/xadmin.css">
		<script type="text/javascript" src="../../js/jquery-3.2.1.js"></script>
    <script type="text/javascript" src="../../lib/layui/layui.js" charset="utf-8"></script>
	</head>

	<body>
		<div class="layui-upload x-body">
			<button type="button" class="layui-btn layui-btn-normal" id="testList">选择多文件</button>
			<div class="layui-upload-list">
				<table class="layui-table">
					<thead>
						<tr>
							<th>文件名</th>
							<th>大小</th>
							<th>状态</th>
							<th>操作</th>
						</tr>
					</thead>
					<tbody id="demoList"></tbody>
				</table>
			</div>
			<button type="button" class="layui-btn" id="testListAction">开始上传</button>
		</div>

		<script type="text/javascript">
			layui.use('upload', function() {
				var $ = layui.jquery,
					upload = layui.upload;
				//多文件列表示例
				var demoListView = $('#demoList'),
					uploadListIns = upload.render({
						elem: '#testList',
						url: '../upload',
						accept: 'file',
						multiple: true,
						auto: false,
						bindAction: '#testListAction',
						choose: function(obj) {
							var files = this.files = obj.pushFile(); //将每次选择的文件追加到文件队列
							//读取本地文件
							obj.preview(function(index, file, result) {
								var tr = $(['<tr id="upload-' + index + '">', '<td>' + file.name + '</td>', '<td>' + (file.size / 1014).toFixed(1) + 'kb</td>', '<td>等待上传</td>', '<td>', '<button class="layui-btn layui-btn-xs demo-reload layui-hide">重传</button>', '<button class="layui-btn layui-btn-xs layui-btn-danger demo-delete">删除</button>', '</td>', '</tr>'].join(''));

								//单个重传
								tr.find('.demo-reload').on('click', function() {
									obj.upload(index, file);
								});

								//删除
								tr.find('.demo-delete').on('click', function() {
									delete files[index]; //删除对应的文件
									tr.remove();
									uploadListIns.config.elem.next()[0].value = ''; //清空 input file 值，以免删除后出现同名文件不可选
								});

								demoListView.append(tr);
							});
						},
						done: function(res, index, upload) {
							if(res.msg == 'success') { //上传成功
								var tr = demoListView.find('tr#upload-' + index),
									tds = tr.children();
								tds.eq(2).html('<span style="color: #5FB878;">上传成功</span>');
								tds.eq(3).html(''); //清空操作
								return delete this.files[index]; //删除文件队列已经上传成功的文件
							}
							this.error(index, upload);
						},
						error: function(index, upload) {
							var tr = demoListView.find('tr#upload-' + index),
								tds = tr.children();
							tds.eq(2).html('<span style="color: #FF5722;">上传失败</span>');
							tds.eq(3).find('.demo-reload').removeClass('layui-hide'); //显示重传
						}
					});
			});
		</script>
	</body>

</html>